gecko-dev/dom/media/test/test_eme_playback.html

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<!DOCTYPE HTML>
<html>
<head>
<title>Test Encrypted Media Extensions</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<script type="text/javascript" src="manifest.js"></script>
<script type="text/javascript" src="https://example.com:443/tests/dom/media/test/eme.js"></script>
</head>
<body>
<pre id="test">
<script class="testbody" type="text/javascript">
/* import-globals-from eme.js */
var manager = new MediaTestManager;
function ArrayBuffersEqual(a, b) {
if (a.byteLength != b.byteLength) {
return false;
}
var ua = new Uint8Array(a);
var ub = new Uint8Array(b);
for (var i = 0; i < ua.length; i++) {
if (ua[i] != ub[i]) {
return false;
}
}
return true;
}
function KeysChangeFunc(session, keys, token) {
session.keyIdsReceived = [];
for (var keyid in keys) {
Log(token, "Set " + keyid + " to false in session[" + session.sessionId + "].keyIdsReceived");
session.keyIdsReceived[keyid] = false;
}
return function(ev) {
var s = ev.target;
s.gotKeysChanged = true;
var keyList = [];
var valueList = [];
var map = s.keyStatuses;
// Test that accessing keys not known to the CDM has expected behaviour.
var absentKey = new Uint8Array([0xeb, 0xdd, 0x62, 0xf1, 0x68, 0x14, 0xd2, 0x7b,
0x68, 0xef, 0x12, 0x2a, 0xfc, 0xe4, 0xae, 0x3c]);
is(map.has(absentKey), false, "Shouldn't have a key that's not in the media");
is(map.get(absentKey), undefined, "Unknown keys should undefined status");
// Verify known keys have expected status.
for (let [key, val] of map.entries()) {
is(key.constructor, ArrayBuffer, "keyId should be ArrayBuffer");
ok(map.has(key), "MediaKeyStatusMap.has() should work.");
is(map.get(key), val, "MediaKeyStatusMap.get() should work.");
keyList.push(key);
valueList.push(val);
is(val, "usable", token + ": key status should be usable");
var kid = Base64ToHex(window.btoa(ArrayBufferToString(key)));
ok(kid in s.keyIdsReceived, TimeStamp(token) + " session[" + s.sessionId + "].keyIdsReceived contained " + kid + " as expected.");
s.keyIdsReceived[kid] = true;
}
var index = 0;
for (var keyId of map.keys()) {
ok(ArrayBuffersEqual(keyId, keyList[index]), "MediaKeyStatusMap.keys() should correspond to entries");
index++;
}
index = 0;
for (let val of map.values()) {
is(val, valueList[index], "MediaKeyStatusMap.values() should correspond to entries");
index++;
}
}
}
function startTest(test, token)
{
manager.started(token);
var sessions = [];
function onSessionCreated(session) {
sessions.push(session);
session.addEventListener("keystatuseschange", KeysChangeFunc(session, test.keys, token));
session.numKeystatuseschangeEvents = 0;
session.numOnkeystatuseschangeEvents = 0;
session.addEventListener("keystatuseschange", function() {
session.numKeystatuseschangeEvents += 1;
});
session.onkeystatuseschange = function() {
session.numOnkeystatuseschangeEvents += 1;
};
session.numMessageEvents = 0;
session.numOnMessageEvents = 0;
session.addEventListener("message", function() {
session.numMessageEvents += 1;
});
session.onmessage = function() {
session.numOnMessageEvents += 1;
};
}
let v = document.createElement("video");
document.body.appendChild(v);
var gotEncrypted = 0;
let finish = new EMEPromise;
v.addEventListener("encrypted", function(ev) {
gotEncrypted += 1;
});
v.addEventListener("loadedmetadata", function() {
ok(SpecialPowers.do_lookupGetter(v, "isEncrypted").apply(v),
TimeStamp(token) + " isEncrypted should be true");
is(v.isEncrypted, undefined, "isEncrypted should not be accessible from content");
});
v.addEventListener("ended", function(ev) {
ok(true, TimeStamp(token) + " got ended event");
is(gotEncrypted, test.sessionCount,
TimeStamp(token) + " encrypted events expected: " + test.sessionCount
+ ", actual: " + gotEncrypted);
ok(Math.abs(test.duration - v.duration) < 0.1,
TimeStamp(token) + " Duration of video should be corrrect");
ok(Math.abs(test.duration - v.currentTime) < 0.1,
TimeStamp(token) + " Current time should be same as duration");
// Verify all sessions had all keys went sent to the CDM usable, and thus
// that we received keystatuseschange event(s).
is(sessions.length, test.sessionCount, TimeStamp(token) + " should have "
+ test.sessionCount
+ " session" + (test.sessionCount === 1 ? "" : "s"));
var keyIdsReceived = [];
for (var keyid in test.keys) { keyIdsReceived[keyid] = false; }
for (var i = 0; i < sessions.length; i++) {
var session = sessions[i];
ok(session.gotKeysChanged,
TimeStamp(token) + " session[" + session.sessionId
+ "] should have received at least one keychange event");
for (let kid in session.keyIdsReceived) {
Log(token, "session[" + session.sessionId + "] key " + kid + " = " + (session.keyIdsReceived[kid] ? "true" : "false"));
if (session.keyIdsReceived[kid]) { keyIdsReceived[kid] = true; }
}
ok(session.numKeystatuseschangeEvents > 0, TimeStamp(token) + " should get key status changes");
is(session.numKeystatuseschangeEvents, session.numOnkeystatuseschangeEvents,
TimeStamp(token) + " should have as many keystatuseschange event listener calls as event handler calls.");
ok(session.numMessageEvents > 0, TimeStamp(token) + " should get message events");
is(session.numMessageEvents, session.numOnMessageEvents,
TimeStamp(token) + " should have as many message event listener calls as event handler calls.");
}
for (let kid in keyIdsReceived) {
ok(keyIdsReceived[kid], TimeStamp(token) + " key with id " + kid + " was usable as expected");
}
CloseSessions(v, sessions).then(finish.resolve, finish.reject);
});
Promise.all([
LoadInitData(v, test, token),
CreateAndSetMediaKeys(v, test, token),
LoadTest(test, v, token)])
.then(values => {
v.play();
let initData = values[0];
initData.map(ev => {
let session = v.mediaKeys.createSession();
onSessionCreated(session);
MakeRequest(test, token, ev, session);
});
return finish.promise;
})
.catch(reason => ok(false, reason))
.then(() => manager.finished(token));
}
function beginTest() {
manager.runTests(gEMETests, startTest);
}
SimpleTest.waitForExplicitFinish();
SetupEMEPref(beginTest);
</script>
</pre>
</body>
</html>